<template>
  <div class="content">
    <div class="login-box">
      <div class="owl" id="owl">
        <div class="hand"></div>
        <div class="hand hand-r"></div>
        <div class="arms">
          <div class="arm"></div>
          <div class="arm arm-r"></div>
        </div>
      </div>
      <div class="input-box">
        <input type="text" placeholder="手机号" />
        <input type="password" placeholder="密码" id="password" />
        <input type="password" placeholder="确认密码" id="again_password" />
        <div class="auth_code">
          <input type="text" placeholder="验证码" />
          <button @click="startCountdown" :disabled="isCountdownActive">
            {{ isCountdownActive ? `${countdownSeconds}s` : "获取验证码" }}
          </button>
        </div>
        <button class="submit_btn">注册</button>
        <span class="login"><a href="/">已有账号？去登录</a></span>
      </div>
    </div>
  </div>
</template>

<script setup>
$(function () {
  $("#password")
    .focus(function () {
      // 密码框获得焦点，追加样式.password
      $("#owl").addClass("password");
    })
    .blur(function () {
      // 密码框失去焦点，移除样式.password
      $("#owl").removeClass("password");
    });
});
$(function () {
  $("#again_password")
    .focus(function () {
      // 密码框获得焦点，追加样式.password
      $("#owl").addClass("password");
    })
    .blur(function () {
      // 密码框失去焦点，移除样式.password
      $("#owl").removeClass("password");
    });
});

import { ref } from "vue";

// 获取验证码 倒计时
const isCountdownActive = ref(false);
const countdownSeconds = ref(60);

function startCountdown() {
  isCountdownActive.value = true;
  const countdownInterval = setInterval(() => {
    if (countdownSeconds.value > 0) {
      countdownSeconds.value--;
    } else {
      isCountdownActive.value = false;
      clearInterval(countdownInterval);
    }
  }, 1000);
  // 向后端请求验证码
}
</script>

<style lang="less" scoped>
.content {
  /* 100%窗口高度 */
  height: 100vh;
  /* 弹性布局 居中 */
  display: flex;
  justify-content: center;
  align-items: center;
  /* 渐变背景 */
  background: linear-gradient(200deg, #72afd3, #96fbc4);
}
.login-box {
  /* 相对定位 */
  position: relative;
  width: 320px;
}
.input-box {
  /* 弹性布局 垂直排列 */
  display: flex;
  flex-direction: column;

  .login {
    margin-top: 15px;
  }
  .auth_code {
    display: flex;
    justify-content: space-between;
    input {
      width: 48%;
    }
    button {
      width: 48%;
    }
  }
}

.input-box input {
  height: 40px;
  border-radius: 20px;
  /* 缩进15像素 */
  text-indent: 15px;
  outline: none;
  border: none;
  margin-bottom: 15px;
}
.input-box input:focus {
  outline: 1px solid lightseagreen;
}

.input-box button {
  border: none;
  height: 45px;
  background-color: lightseagreen;
  color: #fff;
  border-radius: 20px;
}
/* 接下来是猫头鹰的样式 */
.owl {
  width: 211px;
  height: 108px;
  /* 背景图片 */
  background: url("@/assets/img/owl-login.png") no-repeat;
  /* 绝对定位 */
  position: absolute;
  top: -100px;
  /* 水平居中 */
  left: 50%;
  transform: translateX(-50%);
}
.owl .hand {
  width: 34px;
  height: 34px;
  border-radius: 40px;
  background-color: #472d20;
  /* 绝对定位 */
  position: absolute;
  left: 12px;
  bottom: -8px;
  /* 沿Y轴缩放0.6倍（压扁） */
  transform: scaleY(0.6);
  /* 动画过渡 */
  transition: 0.3s ease-out;
}
.owl .hand.hand-r {
  left: 170px;
}
.owl.password .hand {
  transform: translateX(42px) translateY(-15px) scale(0.7);
}
.owl.password .hand.hand-r {
  transform: translateX(-42px) translateY(-15px) scale(0.7);
}
.owl .arms {
  position: absolute;
  top: 58px;
  width: 100%;
  height: 41px;
  overflow: hidden;
}
.owl .arms .arm {
  width: 40px;
  height: 65px;
  position: absolute;
  left: 20px;
  top: 40px;
  background: url("@/assets/img/owl-login-arm.png") no-repeat;
  transform: rotate(-20deg);
  transition: 0.3s ease-out;
}
.owl .arms .arm.arm-r {
  transform: rotate(20deg) scaleX(-1);
  left: 158px;
}
.owl.password .arms .arm {
  transform: translateY(-40px) translateX(40px);
}
.owl.password .arms .arm.arm-r {
  transform: translateY(-40px) translateX(-40px) scaleX(-1);
}
</style>
